Location History:
- Tokyo, JP (2017 - 2020)
- Sagamihara, JP (2024)
Company Filing History:
5 out of 4,629 
3 out of 287 Years Active: 2017-2024
Title: Naoto Tashiro: Innovator in Turbocharger Technology
Introduction
Naoto Tashiro is a prominent inventor based in Tokyo, Japan, known for his significant contributions to turbocharger technology. With a total of eight patents to his name, Tashiro has made remarkable advancements in the field of automotive engineering.
Latest Patents
Among his latest patents are innovative designs for a wastegate valve device and a variable displacement exhaust turbocharger. The wastegate valve device is designed to be positioned on a bypass passage that circumvents a turbine of a turbocharger. It features a valve seat surface at the outlet of the bypass passage and a wastegate valve body that includes a support arm and a valve body. This design allows the valve body to engage and disengage from the valve seat surface based on the rotation of the support arm. Notably, the valve seat surface is inclined relative to the axial direction of the bypass passage. Additionally, Tashiro's variable displacement exhaust turbocharger incorporates a mechanism with rotatable nozzle vanes, a drive ring linked to an actuator, and a lever plate that adjusts the vane angle by rotating the drive ring. This design also includes a bulge suppressing portion to manage bulging on the guide part's outer surface.
Career Highlights
Tashiro has worked with notable companies such as Mitsubishi Heavy Industries Limited and Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. His experience in these organizations has allowed him to refine his expertise in turbocharger technology and contribute to various innovative projects.
Collaborations
Throughout his career, Tashiro has collaborated with esteemed colleagues, including Yasuaki Jinnai and Hiroyuki Arimizu. These partnerships have fostered a creative environment that has led to the development of cutting-edge technologies in the automotive sector.
Conclusion
Naoto Tashiro's contributions to turbocharger technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in automotive engineering and turbocharger design.